r6in family
The r6in family has 10 sizes on AWS RDS, from 2 to 128 vCPUs and 16 to 1024 GiB of memory. In US East (N. Virginia), on-demand prices run $0.346 to $22.138 per hour for PostgreSQL, Single-AZ. It is sold in 9 regions and listed as memory optimized.
Sizes and prices in US East (N. Virginia)
| Type | vCPUs | Memory (GiB) | Tier | On-demand /hr | 1-yr reserved /hr |
|---|---|---|---|---|---|
| db.r6in.large | 2 | 16 | $0.346 | $0.2663 | |
| db.r6in.xlarge | 4 | 32 | $0.692 | $0.5327 | |
| db.r6in.2xlarge | 8 | 64 | $1.384 | $1.065 | |
| db.r6in.4xlarge | 16 | 128 | $2.767 | $2.131 | |
| db.r6in.8xlarge | 32 | 256 | $5.534 | $4.261 | |
| db.r6in.12xlarge | 48 | 384 | $8.302 | $6.392 | |
| db.r6in.16xlarge | 64 | 512 | $11.069 | $8.523 | |
| db.r6in.24xlarge | 96 | 768 | $16.603 | $12.784 | |
| db.r6in.32xlarge | 128 | 1024 | $22.138 | $17.046 | |
| db.r6in.metal | 128 | 1024 | Oracle Enterprise BYOL | $16.608 | – |
Compare r6in
Same generation
Categories
Regions
Prices in USD per hour for PostgreSQL, Single-AZ; reserved prices are 1 year, no upfront. Updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes.